Changes From 2004 To 2005
- Revised suspension tuning for increased handling precision and a smoother ride
- Ride height reduced by 7 mm (0.3 in)
- Optimized damper and spring settings
- Firmer stabilizer bars (front and rear for Type-S, front for RSX)
- Bushings at suspension installation points were optimized
- Inversely wound front coil springs
- Refined steering system for enhanced feel and quicker response
- Swifter steering ratio
- Stiffer steering column
- Pump flow increased by seven percent
- Kickback reduction valve
- Optimized braking system for enhanced stopping power and feel
- Pedal stroke decreased
- Master cylinder diameter increased
- Brake pedal toe rigidity increased
- Larger diameter 17-inch sport design alloy wheels and 215/45R17 all-season high-performance tires
- Body rigidity increased 15 percent in front and 21 percent in the rear through the application of reinforcements at key areas
- Vehicle noise and vibrations reduced
- Engine damper added to front subframe to reduce engine rocking and vibration transmitted from the engine to the cabin
- Insulation material added at key points on doors and roof to reduce road noise
- Side-mirror gaps sealed and weather strip added
- New front and rear bumper designs
- Redesigned headlight and taillight assemblies
- Restyled signature 5-sided Acura grille
- Redesigned side sill garnish
- Four new exterior colors: Magnesium Metallic, Vivid Blue Pearl, Jade Green Metallic, Blaze Orange Metallic
- Freshened interior design
- Deeply bolstered front seats with thicker cushions
- New chrome and titanium-look accents
- Meter faces changed from metallic to white
2005 & 2006 RSX Type-S additional enhancements:
- The engine intake and exhaust modifications that boost the power of the Type-S models to 210 hp (157 kW) at 7800 rpm, compared to 200 hp (150 kW) at 7400 rpm on the previous model.
- The '06 Type S model has the same bhp as the '05 model. SAE HP measurement ratings changed from '05 to '06.
- Higher performance camshafts sourced from the Type-R engine
- Air intake duct enlarged for increased air flow
- Larger diameter exhaust pipes to increase exhaust flow
- Catalytic converter optimized to reduce exhaust back pressure
- Larger diameter front strut tower bar
- Bushings replaced by bearings on strut mount
- Deck lid spoiler
- 6-speed transmission optimized with a lower final gear ratio for quicker acceleration and carbon synchronizers replacing brass on 5th and 6th gears for a smoother shift feel
Gear Ratios for the 2005 & 2006 revision
Gear Ratios 1st Gear - 3.267 2nd Gear - 2.130 3rd Gear - 1.517 4th Gear - 1.147 5th Gear - 0.921 6th Gear - 0.738 Reverse - 3.583 Final Drive - 4.765
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